bearing INFINITI FX35 2008 Service Manual

FAX-4
< SERVICE INFORMATION >[2WD]
FRONT WHEEL HUB AND KNUCKLE
FRONT WHEEL HUB AND KNUCKLE
On-Vehicle InspectionINFOID:0000000001327506
Make sure the mounting conditions (looseness, back
lash) of each component and component status (wear,
damage) are normal.
WHEEL BEARING INSPECTION
 Move wheel hub in the axial direction by hand. Che ck that there is no looseness of front wheel bearing.
 Rotate wheel hub and make sure there is no unusual noi se or other irregular conditions. If there are any
irregular conditions, replace wheel hub and bearing assembly.
Removal and InstallationINFOID:0000000001327507
COMPONENTS
REMOVAL
1. Remove tires from vehicle with power tool.
2. Remove brake caliper with power tool. Hang it in a place where it will not interfere with work. Refer to BR-
18.
NOTE:
Avoid depressing brake pedal while brake caliper is removed.
3. Put alignment marks on disc rotor and wheel hub and bearing assembly, then remove disc rotor.
4. Remove wheel sensor from wheel hub and bearing assembly. Refer to BRC-52
.
CAUTION:
Do not pull on wheel sensor harness.
5. Remove cotter pin at steering outer socket, then loosen mount- ing nut.Axial end play : 0.05 mm (0.002 in) or less
1. Disc rotor 2. Wheel hub and bearing assembly 3. Splash guard
4. Steering knuckle 5. Cotter pin
Refer to
GI-8, "
Component", for the symbols in the figure.
PDIA1216E
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FRONT WHEEL HUB AND KNUCKLEFAX-5
< SERVICE INFORMATION > [2WD]
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6. Use a ball joint remover (SST) to remove steering outer socket from steering knuckle. Be careful not to damage ball joint boot.
CAUTION:
Tighten temporarily mounting nut to prevent damage to
threads and to prevent ball jo int remover (SST) from com-
ing off.
7. Remove cotter pin at transve rse link, then loosen mounting nut.
8. Use a ball joint remover (SST) to remove transverse link from steering knuckle. Be careful not to damage ball joint boot.
CAUTION:
Tighten temporarily mounting nut to prevent damage to
threads and to prevent ball jo int remover (SST) from com-
ing off.
9. Remove fixing bolts and nuts between strut assembly and steer- ing knuckle with power tool.
10. Remove steering knuckle from vehicle.
11. Remove fixing bolts between steering knuckle and wheel hub and bearing assembly with power tool.
12. Remove splash guard and wheel hub and bearing assembly from steering knuckle.
INSPECTION AFTER REMOVAL
Check for deformity, cracks and damage on each parts, replace if necessary.
Ball Joint Inspection
 Check for boot breakage, axial looseness, and torque of transverse link and steering outer socket ball joint.
Refer to FSU-13
, PS-17.
INSTALLATION
 Refer to "Removal and Installation" for tightening torque. Install in the reverse order of removal.
NOTE:
Refer to component parts location and do not reuse non-reusable parts.
 After removing/installing or replacing axle components, check wheel alignment. Refer to FSU-5, "
Wheel
Alignment Inspection".
 After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to BRC-8, "
Adjust-
ment of Steering Angle Sensor Neutral Position".
 Check the following item after service
- Installation condition of wheel sensor harness
SDIA1434E
SDIA1435E
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FAX-6
< SERVICE INFORMATION >[2WD]
SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
Wheel BearingINFOID:0000000001327508
Axial end play
0.05 mm (0.002 in) or less
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FAX-10
< SERVICE INFORMATION >[AWD]
NOISE, VIBRATION AND HARSHNESS
(NVH) TROUBLESHOOTING
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting ChartINFOID:0000000001327512
Use chart below to help you find the cause of the symp tom. If necessary, repair or replace these parts.
×: ApplicableReference page
—
FA X - 1 8—
FAX-11—
FAX-11
NVH in FFD section
NVH in FAX and FSU section
Refer to FRONT AXLE in this chart. NVH in WT section
NVH in WT section
Refer to DRIVE SHAFT in this chart. NVH in BR sectionNVH in PS section
Possible cause and SUSPECTED PARTS
Excessive joint angle
Joint sliding resistance
Imbalance
Improper installation, looseness
Parts interference
Wheel bearing damage
FRONT DIFFERENTIAL
FRONT AXLE AND FRONT SUSPENSION
FRONT AXLE
TIRE
ROAD WHEEL
DRIVE SHAFT
BRAKE
STEERING
Symptom DRIVE
SHAFT
Noise
×× ×××××× ××
Shake ×× ×××××××
FRONT
AXLE Noise
×××× ××××××
Shake ××× ××××××
Vibration ××× ××××
Shimmy ×× ××× ××
Judder × ××× ××
Poor quality ride or handling ×× ×××
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FRONT WHEEL HUB AND KNUCKLEFAX-11
< SERVICE INFORMATION > [AWD]
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FRONT WHEEL HUB AND KNUCKLE
On-Vehicle InspectionINFOID:0000000001327513
Make sure the mounting conditions (looseness, ba ck lash) of each component and component status (wear,
damage) are normal.
WHEEL BEARING INSPECTION
 Move wheel hub in the axial direction by hand. Che ck that there is no looseness of front wheel bearing.
 Rotate wheel hub and make sure there is no unusual noise or other irregular conditions. If there are any irregular conditions, replace wheel hub and bearing assembly.
Removal and InstallationINFOID:0000000001327514
COMPONENTS
REMOVAL
1. Remove tires from vehicle with power tool.
2. Remove brake caliper with power tool. Hang it in a place where it will not interfere with work. Refer to BR-
19, "Removal and Installation of Brake Caliper Assembly".
NOTE:
Avoid depressing brake pedal while brake caliper is removed.
3. Put alignment marks on disc rotor and wheel hub and bearing assembly, then remove disc rotor.
4. Remove wheel sensor from steering knuckle. Refer to BRC-52
CAUTION:
Do not pull on wheel sensor harness.
Axial end play : 0.05 mm (0.002 in) or less
1. Cotter pin 2. Washer 3. Disc rotor
4. Wheel hub and bearing assembly 5. Splash guard 6. Steering knuckle
Refer to
GI-8, "
Component", for the symbols in the figure.
PDIA1217E
SDIA1480E
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FAX-12
< SERVICE INFORMATION >[AWD]
FRONT WHEEL HUB AND KNUCKLE
5. Remove cotter pin, then remove lock nut from drive shaft.
6. Remove steering outer socket and cotter pin
at steering knuckle, then loosen mounting nut.
7. Use a ball joint remover (SST) to remove steering outer socket from steering knuckle. Be careful not to damage ball joint boot.
CAUTION:
To prevent damage to threads and to prevent ball joint
remover (SST) from coming off suddenly, temporarily
tighten mounting nut.
8. Using a puller (suitable tool), remove wheel hub and bearing assembly from drive shaft. NOTE:
 When removing wheel hub and bearing assembly, do not apply an excessive angle to drive shaft joint.
Also be careful not to excessively extend slide joint.
 Do not hang over drive shaft with out support.
9. Remove wheel hub and bearing assembly fixing bolt.
10. Remove splash guard and wheel hub and bearing assembly from steering knuckle.
11. Remove strut assembly and steering knuckle fixing bolts and nuts.
12. Remove transverse link and steering knuckle fixing bolt and nut.
13. Remove steering knuckle from vehicle.
INSPECTION AFTER REMOVAL
Check for deformity, cracks and damage on each parts, replace if necessary.
Ball Joint Inspection
Check for boot breakage, axial looseness, and torque of transverse link and steering outer socket ball joint.
Refer to FSU-13
, PS-17.
INSTALLATION
CAUTION:
Be sure to replace the new differential side oil seal every removal of drive shaft. Refer to FFD-12
.
 Refer to "Removal and Installation"for tightening torque. Install in the reverse order of removal. NOTE:
Refer to component parts location and do not reuse non-reusable parts.
 To assemble disc rotor and wheel hub and bearing assembly, align the marks.
(When not using the alignment mark, refer to BR-19, "
Removal
and Installation of Brake Caliper Assembly".)
SGIA0488E
SDIA1480E
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FRONT DRIVE SHAFTFAX-13
< SERVICE INFORMATION > [AWD]
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FRONT DRIVE SHAFT
On-Vehicle InspectionINFOID:0000000001327515
 Check drive shaft mounting point and joint for looseness and other damage.
 Check boot for cracks and other damage. CAUTION:
Replace entire drive shaft assembly when noi se or vibration occur from drive shaft.
DRIVE SHAFT BOOT REPLACEMENT
1. Remove tires from vehicle with power tool.
2. Remove undercover with power tool.
3. Remove cotter pin. Then remove lock nut from drive shaft with power tool.
4. Remove wheel sensor harness fr om strut assembly. Refer to BRC-52
.
CAUTION:
Do not pull on wheel sensor harness.
5. Remove brake hose lock plate. Then remove brake hose from strut assembly. Refer to BR-10
.
6. Remove fixing bolts and nuts between strut assembly and steering knuckle with power tool.
7. Remove drive shaft from wheel hub and bearing assembly.
8. Using a puller (suitable tool), remove drive shaft from steering knuckle.
CAUTION:
When removing drive shaf t, do not apply an excessive
angle to drive shaft joint. Al so be careful not to excessively
extend slide joint.
9. Remove boot bands, and then remove boot from joint sub-assembly.
10. Screw a drive shaft puller (suitable tool) into joint sub-assembly screw part to a length of 30 mm (1.18 in) or more. Support drive
shaft with one hand and pull out joint sub-assembly with a slid-
ing hammer (suitable tool) from shaft.
CAUTION:
• Align a sliding hammer and drive shaft and remove them
by pulling firmly and uniformly.
 If joint sub-assembly cannot be pulled out, try after
removing drive shaft from vehicle.
11. Remove the circular clip from shaft.
12. Remove boot from shaft.
13. Clean the old grease on joint sub-assembly with paper towels.
SDIA0972J
SDIA0881J
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FRONT DRIVE SHAFTFAX-15
< SERVICE INFORMATION > [AWD]
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CAUTION:
 If the boot mounting length is outside the standard, it may cause breakage in the boot.
 Be careful not to touch the inside of the bo ot with a tip of a flat-bladed screwdriver.
22. Secure the large and small ends of the boot with new boot bands using the boot band crimping tool [SST: KV40107300
( – )] as shown in the figure.
NOTE:
Secure boot band so that dimension “M” meets the specification
as shown.
23. Secure joint sub-assembly and shaft, and then make sure that they are in the correct position when rotating boot. Install them
with new boot band when boot installation positions become
incorrect.
24. Insert drive shaft to wheel hub and bearing assembly, and then temporarily tighten hub lock nut.
25. Install nuts and bolts to steering knuckle and strut.
26. Install break hose bracket to strut assembly. BR-10, "
Removal and Installation of Front Brake Tube and
Brake Hose".
27. Install wheel sensor to strut assembly. Refer to BRC-52
.
28. Tighten the hub lock nut to the specified torque.
29. Install cotter pin.
30. Install tires to vehicle.
Removal and Installation (Left Side)INFOID:0000000001327516
COMPONENTS
REMOVAL
1. Remove tires from vehicle with power tool. Boot installation length (L) : 136 mm (5.35 in)
RAC1133D
Dimension “M” : 2.0 – 3.0 mm (0.079 – 0.118 in)
DSF0047D
1. Cotter pin 2. Washer 3. Drive shaft
Refer to
GI-8, "
Component", for the symbols in the figure.
PDIA1218E
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FAX-26
< SERVICE INFORMATION >[AWD]
SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
Wheel BearingINFOID:0000000001327520
Drive ShaftINFOID:0000000001327521
Axial end play
0.05 mm (0.002 in) or less
Joint Wheel side Front final drive assembly side
Engine type VQ35DE models VK45DE models VQ35DE models VK45DE models
Grease quantityLH side
77 – 97 g (2.71 – 3.42 oz) 95 – 105 g (3.35 – 3.70 oz)
RH side 113 – 123 g (3.98 – 4.33 oz)
Boots installed length LH side
136 mm (5.35 in) 150.9 – 152.9 mm (5.94
– 6.02 in) 95 – 97 mm
(3.74 – 3.82 in)
RH side 157.55 – 159.55 mm (6.20 – 6.28 in)
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PREPARATIONFFD-3
< SERVICE INFORMATION >
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PREPARATION
Special Service ToolINFOID:0000000001327477
The actual shapes of Kent-Moore t ools may differ from those of special service tools illustrated here.
Tool number
(Kent-Moore No.)
Tool name Description
KV381054S0
(J-34286)
Puller  Removing front oil seal
 Removing side bearing outer race
ST33400001
(J-26082)
Drift
a: 60 mm (2.36 in) dia.
b: 47 mm (1.85 in) dia.  Installing front oil seal
 Installing side oil seal (right side)
KV38102510
(—)
Drift
a: 71 mm (2.80 in) dia.
b: 65 mm (2.56 in) dia. Installing front oil seal
KV38102100
(J-25803-01)
Drift
a: 44 mm (1.73 in) dia.
b: 36 mm (1.42 in) dia.
c: 24.5 mm (0.965 in) dia. Installing side oil seal (left side)
ST30032000
(J-26010-01)
Drift
a: 80 mm (3.15 in) dia.
b: 38 mm (1.50 in) dia.
c: 31 mm (1.22 in) dia.  Installing drive pinion rear bearing inner
race
 Installing side shaft
ST3127S000
(J-25765-A)
Preload gauge
1: GG91030000 (J-25765)
Torque wrench
2: HT62940000 (—)
Socket adapter (1/2 ″)
3: HT62900000 (—)
Socket adapter (3/8 ″) Measuring pinion bearing preload and total
preload
ZZA0601D
ZZA0702D
ZZA0838D
ZZA1046D
S-NT107
NT124
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